Home / 50,205.66-75,308.50-19,040.91

Finding the Fourth Proportional to 50,205.66, 75,308.50 and 19,040.91

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Solution

The fourth proportional to 50,205.66, 75,308.50 and 19,040.91 is: 28,561.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,205.66 : 75,308.50 = 19,040.91 : x
  2. Step 2: Convert to fraction form
    50,205.66/75,308.50 = 19,040.91/x
  3. Step 3: Cross multiply
    50,205.66x = 75,308.50 × 19,040.91
  4. Step 4: Simplify right side
    50,205.66x = 1,433,942,112.13
  5. Step 5: Solve for x
    x = 1,433,942,112.13/50,205.66
  6. Step 6: Final answer
    x = 28,561.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.